solve the system of linear equations using the gauss-jordan elimination method.

Question

x-2y=8

3x+4y=4

Answer 1

The system of linear equations are and .

Write the equations into matrix form .

is coefficient matrix, is variable matrix and is constant matrix.

Solve the equations in Gauss-Jordan method.

The augmented matrix is .

Apply .

Apply .

Apply .

.

The solution of system of equations is and .